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Extract from the Register of European Patents

EP About this file: EP0660200

EP0660200 - Developing apparatus generating electric field between developer carrying member and developer layer regulating member [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  13.04.2001
Database last updated on 07.10.2024
Most recent event   Tooltip13.04.2001No opposition filed within time limitpublished on 30.05.2001 [2001/22]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1995/26]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Yamaguchi, Seiji, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
02 / Sakurai, Kazushige, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
03 / Suwa, Kouichi, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
04 / Sato, Hiroshi, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
05 / Sano, Tetsuya, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
06 / Inoue, Takahiro, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
07 / Kato, Junichi, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
08 / Ojima, Masaki, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
09 / Inami, Satoru, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
10 / Ando, Atsutoshi, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
[1995/26]
Representative(s)Beresford, Keith Denis Lewis, et al
Beresford Crump LLP
16 High Holborn
London WC1V 6BX / GB
[N/P]
Former [1995/26]Beresford, Keith Denis Lewis, et al
BERESFORD & Co. 2-5 Warwick Court High Holborn
London WC1R 5DJ / GB
Application number, filing date94309831.923.12.1994
[1995/26]
Priority number, dateJP1993034798024.12.1993         Original published format: JP 34798093
JP1993034798124.12.1993         Original published format: JP 34798193
[1995/26]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0660200
Date:28.06.1995
Language:EN
[1995/26]
Type: A3 Search report 
No.:EP0660200
Date:14.08.1996
[1996/33]
Type: B1 Patent specification 
No.:EP0660200
Date:14.06.2000
Language:EN
[2000/24]
Search report(s)(Supplementary) European search report - dispatched on:EP26.06.1996
ClassificationIPC:G03G15/08, G03G15/09
[1995/26]
CPC:
G03G15/09 (EP,US); G03G13/09 (EP,US)
Designated contracting statesDE,   ES,   FR,   GB,   IT,   NL [1995/26]
TitleGerman:Entwicklungsgerät welches ein elektrisches Feld zwischen Entwicklerträger und Entwicklerschichtregulierer erzeugt[1995/26]
English:Developing apparatus generating electric field between developer carrying member and developer layer regulating member[1995/26]
French:Appareil de développement produissant un champ électrique entre un membre porteur de développateur et un membre réglant la couche de développateur[1995/26]
Examination procedure08.01.1997Examination requested  [1997/11]
10.02.1997Despatch of a communication from the examining division (Time limit: M06)
18.09.1997Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
26.11.1997Reply to a communication from the examining division
03.05.1999Despatch of communication of intention to grant (Approval: Yes)
10.12.1999Communication of intention to grant the patent
11.02.2000Fee for grant paid
11.02.2000Fee for publishing/printing paid
Opposition(s)15.03.2001No opposition filed within time limit [2001/22]
Request for further processing for:26.11.1997Request for further processing filed
26.11.1997Full payment received (date of receipt of payment)
Request granted
22.12.1997Decision despatched
Fees paidRenewal fee
19.12.1996Renewal fee patent year 03
18.12.1997Renewal fee patent year 04
24.12.1998Renewal fee patent year 05
27.12.1999Renewal fee patent year 06
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Documents cited:Search[Y]JPS5794767  ;
 [A]JPS6129868  ;
 [A]JPH0194368  ;
 [A]JPS59174861  ;
 [X]US4286543  (OHNUMA TERUYUKI, et al) [X] 10-19,21 * column 10, line 55 - column 11, line 32 * * column 14, line 29 - line 32; figures 8-10 *;
 [X]JPS5872971  (FUJI XEROX CO LTD) [X] 10,21 * figures 2,4 *;
 JPH05872971  [ ];
 [A]JPS602967
 [Y]  - PATENT ABSTRACTS OF JAPAN, (19820914), vol. 006, no. 179, Database accession no. (P - 142), & JP57094767 A 19820612 (TOSHIBA CORP) [Y] 1-4,8,9 * abstract *
 [XY]  - KAZUO TERAO ET AL, "PRODUCTION OF THIN, UNIFORM TONER LAYERS THROUGH USE OF A CONTACT BLADE WITH MONO-COMPONENT DEVELOPMENT SYSTEMS", IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS, (19910501), vol. 27, no. 3, pages 495 - 500, XP000234885 [X] 20,21 * figures 15,16 * [Y] 1-4,8,9

DOI:   http://dx.doi.org/10.1109/28.81833
 [A]  - PATENT ABSTRACTS OF JAPAN, (19860626), vol. 010, no. 183, Database accession no. (P - 472), & JP61029868 A 19860210 (FUJI XEROX CO LTD) [A] 5 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19890725), vol. 013, no. 329, Database accession no. (P - 904), & JP01094368 A 19890413 (CANON INC) [A] 7 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19850208), vol. 009, no. 030, Database accession no. (P - 333), & JP59174861 A 19841003 (TOSHIBA KK) [A] 1 * abstract *
    [ ] - PATENT ABSTRACTS OF JAPAN, (19830723), vol. 7, no. 168, Database accession no. (P - 212)<1313>, & JP5872971 A 00000000 (FUIJI XEROX KK)
 [A]  - PATENT ABSTRACTS OF JAPAN, (19850521), vol. 009, no. 116, Database accession no. (P - 357), & JP60002967 A 19850109 (FUJI XEROX KK) [A] 14 * abstract *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.